Technical Information

Product details,
clearly explained.

Compare the composition, form and preparation of our aerogel products, and understand the terms used to describe insulation performance.

Product comparison

What is in each product?

Our range uses silica aerogel in three forms. The main differences are the particle form, surface treatment and whether a binder is included.

IA-AG-HB

Aerogel granules

Material
Amorphous silica aerogel
Supplied as
White or translucent granules
Particle size target
0.5–1.0 mm
Surface
Surface-treated silica
Binder included
No
Preparation
An ingredient for a customer’s formulation, rather than an add-water plaster mix.

IA-AGB

Aerogel with binder

Material
Aerogel granules plus an inorganic binder
Supplied as
Dry ready-mix
Binder included
Yes—blended into the dry product
What to add
Water only
Product focus
Insulating plaster and render
Preparation
Use the instructions for the specific grade. Do not add another binder or extra additives.

IA-AG-HL

Powder without binder

Material
Amorphous silica aerogel
Supplied as
Powder
Surface
Untreated silica
Binder included
No
Moisture behaviour
Hydrophilic—takes up water and humidity
Use conditions
Not suitable for direct liquid-water contact or wet outdoor exposure.

What does the binder do? It holds the aerogel particles together in the finished mix. Powder or granules without binder do not become plaster simply by adding water.

Preparation and use

Water, mixing and moisture.

Adding water

The IA-AGB dry mix already contains its binder. Water prepares that mix for use. The amount of water must match the grade and its application instructions.

Keeping particles intact

Aerogel granules are fragile. Aggressive mixing can crush them and change the material’s insulating behaviour, so the mixing process matters.

Understanding moisture

Hydrophilic powder takes up moisture. Surface treatment and the finished product’s ability to resist water are different things: an aerogel ingredient does not make the whole product waterproof.

Reading technical information

What the measurements mean.

A result for loose aerogel is different from a result for a finished plaster, coating or panel. Compare figures for the same product form and conditions.

Thermal conductivity · λ

How easily heat passes through a material, measured in W/m·K. A lower value means less heat passes through at the same thickness and conditions.

Thermal resistance · R

How much a layer resists heat flow. It depends on both the material and its thickness. For a uniform layer, R = thickness in metres ÷ thermal conductivity.

Density

Mass per unit volume, usually in kg/m³. A loose powder’s bulk density and a hardened mix’s density describe different forms of the material.

Material and system performance

A finished product includes its binder, layers and other components. Its insulation and fire performance cannot be inferred from the aerogel ingredient alone.

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What would you like to know?

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